JPH0336778B2 - - Google Patents
Info
- Publication number
- JPH0336778B2 JPH0336778B2 JP60113959A JP11395985A JPH0336778B2 JP H0336778 B2 JPH0336778 B2 JP H0336778B2 JP 60113959 A JP60113959 A JP 60113959A JP 11395985 A JP11395985 A JP 11395985A JP H0336778 B2 JPH0336778 B2 JP H0336778B2
- Authority
- JP
- Japan
- Prior art keywords
- chromium oxide
- slag
- bricks
- chromium
- alumina
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 51
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 48
- 239000000203 mixture Substances 0.000 claims description 39
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 22
- 239000011159 matrix material Substances 0.000 claims description 20
- 239000011449 brick Substances 0.000 description 37
- 239000002893 slag Substances 0.000 description 34
- 238000012360 testing method Methods 0.000 description 21
- 235000013339 cereals Nutrition 0.000 description 12
- 239000011651 chromium Substances 0.000 description 12
- 230000003628 erosive effect Effects 0.000 description 10
- 229910052804 chromium Inorganic materials 0.000 description 8
- 239000010883 coal ash Substances 0.000 description 7
- 239000006104 solid solution Substances 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000003245 coal Substances 0.000 description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000002309 gasification Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 229910052596 spinel Inorganic materials 0.000 description 4
- 239000011029 spinel Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910018084 Al-Fe Inorganic materials 0.000 description 1
- 229910018192 Al—Fe Inorganic materials 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910017060 Fe Cr Inorganic materials 0.000 description 1
- 229910002544 Fe-Cr Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 235000011868 grain product Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000006060 molten glass Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000007655 standard test method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/101—Refractories from grain sized mixtures
- C04B35/105—Refractories from grain sized mixtures containing chromium oxide or chrome ore
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/12—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on chromium oxide
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US619510 | 1984-06-11 | ||
| US06/619,510 US4544643A (en) | 1984-06-11 | 1984-06-11 | Refractory fused chrome-alumina bricks and compositions made from a granular fused material and processes for their production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6110055A JPS6110055A (ja) | 1986-01-17 |
| JPH0336778B2 true JPH0336778B2 (ru) | 1991-06-03 |
Family
ID=24482206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60113959A Granted JPS6110055A (ja) | 1984-06-11 | 1985-05-27 | 溶融クロム―アルミナ耐火組成物 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4544643A (ru) |
| JP (1) | JPS6110055A (ru) |
| BR (1) | BR8502773A (ru) |
| CA (1) | CA1225104A (ru) |
| DE (1) | DE3521112C2 (ru) |
| FR (1) | FR2565582B1 (ru) |
| GB (1) | GB2160195B (ru) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4823359A (en) * | 1986-04-25 | 1989-04-18 | Norton Company | Furnance having dense refractory oxide liner |
| US4792538A (en) * | 1987-09-30 | 1988-12-20 | Dresser Industries, Inc. | Spall resistant chrome-alumina refractory brick |
| AU639072B2 (en) * | 1990-03-05 | 1993-07-15 | Norton Company | Improved chromia-magnesia refractory body |
| US5021375A (en) * | 1990-04-19 | 1991-06-04 | Norton Company | Chrome oxide refractory composition |
| US5296422A (en) * | 1991-06-13 | 1994-03-22 | Dresser Industries, Inc. | Molybdenum trioxide bonded basic monolith and method |
| DE4201490A1 (de) * | 1992-01-21 | 1993-07-22 | Otto Feuerfest Gmbh | Feuerfestes material fuer elektrolyseoefen, verfahren zur herstellung und verwendung des feuerfesten materials |
| JPH0656506A (ja) * | 1992-06-05 | 1994-03-01 | Veitscher Magnesitwerke Ag | 微粒の耐火酸化物微紛末を使用するセラミツク素地及び成形品の製造方法 |
| DE4409078C1 (de) * | 1994-03-17 | 1995-02-02 | Veitsch Radex Ag | Feuerfester Stein |
| DE4418734A1 (de) * | 1994-05-28 | 1995-11-30 | Abb Gadelius K K | Schmelzofen für Reststoffe aus Müllverbrennungsanlagen |
| JP3930143B2 (ja) * | 1998-04-28 | 2007-06-13 | 三菱重工業株式会社 | クロミア−アルミナ系焼結体の製造方法 |
| US7754633B2 (en) * | 2008-07-22 | 2010-07-13 | Harbison-Walker Reeractories Company | Chromia-alumina refractory |
| FR2963785A1 (fr) * | 2010-08-10 | 2012-02-17 | Saint Gobain Ct Recherches | Poudre a base d'oxyde de chrome |
| EA027698B1 (ru) * | 2010-08-10 | 2017-08-31 | Сен-Гобен Сантр Де Решерш Э Д'Этюд Эропеэн | Порошок оксида хрома |
| FR2963786B1 (fr) * | 2010-08-10 | 2015-05-15 | Saint Gobain Ct Recherches | Produit refractaire a base d'oxyde de chrome. |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5272711A (en) * | 1975-12-13 | 1977-06-17 | Kyushu Refractories | Chromiummaluminaaexpansible silica refractories |
| JPS53143617A (en) * | 1977-05-20 | 1978-12-14 | Harima Refractories Co Ltd | Refractories molded by vibration method for tundish lining |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2279260A (en) * | 1939-03-21 | 1942-04-07 | Carborundum Co | Refractory and abrasive material and process of making same |
| US3192058A (en) * | 1962-05-23 | 1965-06-29 | Harbison Walker Refractories | Refractories and methods of manufacture therefor |
| JPS4514909Y1 (ru) * | 1966-04-08 | 1970-06-23 | ||
| US3585058A (en) * | 1968-06-03 | 1971-06-15 | Dresser Ind | Alumina-chrome refractories |
| US3888687A (en) * | 1973-10-01 | 1975-06-10 | Taylors Sons Co Chas | Alumina-chrome refractory |
| US3862845A (en) * | 1974-02-25 | 1975-01-28 | Taylors Sons Co Chas | Alumina refractories having a permanent expansion upon heating |
| US3948670A (en) * | 1974-10-24 | 1976-04-06 | Nl Industries, Inc. | Alumina-chrome refractory |
| US4126654A (en) * | 1977-01-18 | 1978-11-21 | Union Carbide Corporation | Alumina or alumina-chromia refractories |
| US4125409A (en) * | 1977-12-21 | 1978-11-14 | Combustion Engineering, Inc. | High alumina-chromia plastic refractory mix |
| DE2758673B2 (de) * | 1977-12-29 | 1980-09-18 | Combustion Engineering, Inc., Windsor, Conn. (V.St.A.) | Feuerfestmasse |
| US4158569A (en) * | 1978-07-10 | 1979-06-19 | Corning Glass Works | Fused refractory |
| US4235636A (en) * | 1979-05-04 | 1980-11-25 | Combustion Engineering, Inc. | Plastic refractories with fused alumina-chrome grog |
-
1984
- 1984-06-11 US US06/619,510 patent/US4544643A/en not_active Expired - Lifetime
-
1985
- 1985-03-08 CA CA000476099A patent/CA1225104A/en not_active Expired
- 1985-05-08 GB GB08511620A patent/GB2160195B/en not_active Expired
- 1985-05-27 JP JP60113959A patent/JPS6110055A/ja active Granted
- 1985-06-07 FR FR858508652A patent/FR2565582B1/fr not_active Expired - Fee Related
- 1985-06-10 DE DE3521112A patent/DE3521112C2/de not_active Expired - Fee Related
- 1985-06-11 BR BR8502773A patent/BR8502773A/pt not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5272711A (en) * | 1975-12-13 | 1977-06-17 | Kyushu Refractories | Chromiummaluminaaexpansible silica refractories |
| JPS53143617A (en) * | 1977-05-20 | 1978-12-14 | Harima Refractories Co Ltd | Refractories molded by vibration method for tundish lining |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1225104A (en) | 1987-08-04 |
| JPS6110055A (ja) | 1986-01-17 |
| US4544643A (en) | 1985-10-01 |
| GB2160195A (en) | 1985-12-18 |
| GB8511620D0 (en) | 1985-06-12 |
| BR8502773A (pt) | 1986-02-18 |
| FR2565582B1 (fr) | 1992-06-05 |
| DE3521112A1 (de) | 1985-12-12 |
| DE3521112C2 (de) | 1994-05-11 |
| FR2565582A1 (fr) | 1985-12-13 |
| GB2160195B (en) | 1987-10-07 |
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